87274880

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1$

素因数の和:78

約数の個数: 288

約数和(自身を含む): 278374320

約数和(自身を除く): 191099440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 32, 35, 40, 44, 46, 49, 55, 56, 64, 70, 77, 80, 88, 92, 98, 110, 112, 115, 121, 128, 140, 154, 160, 161, 176, 184, 196, 220, 224, 230, 242, 245, 253, 280, 308, 320, 322, 352, 368, 385, 392, 440, 448, 460, 484, 490, 506, 539, 560, 605, 616, 640, 644, 704, 736, 770, 784, 805, 847, 880, 896, 920, 968, 980, 1012, 1078, 1120, 1127, 1210, 1232, 1265, 1288, 1408, 1472, 1540, 1568, 1610, 1694, 1760, 1771, 1840, 1936, 1960, 2024, 2156, 2240, 2254, 2420, 2464, 2530, 2576, 2695, 2783, 2944, 3080, 3136, 3220, 3388, 3520, 3542, 3680, 3872, 3920, 4048, 4235, 4312, 4480, 4508, 4840, 4928, 5060, 5152, 5390, 5566, 5635, 5929, 6160, 6272, 6440, 6776, 7040, 7084, 7360, 7744, 7840, 8096, 8470, 8624, 8855, 9016, 9680, 9856, 10120, 10304, 10780, 11132, 11270, 11858, 12320, 12397, 12880, 13552, 13915, 14168, 14720, 15488, 15680, 16192, 16940, 17248, 17710, 18032, 19360, 19481, 20240, 20608, 21560, 22264, 22540, 23716, 24640, 24794, 25760, 27104, 27830, 28336, 29645, 31360, 32384, 33880, 34496, 35420, 36064, 38720, 38962, 40480, 43120, 44528, 45080, 47432, 49280, 49588, 51520, 54208, 55660, 56672, 59290, 61985, 67760, 68992, 70840, 72128, 77440, 77924, 80960, 86240, 89056, 90160, 94864, 97405, 99176, 103040, 108416, 111320, 113344, 118580, 123970, 135520, 136367, 141680, 144256, 155848, 161920, 172480, 178112, 180320, 189728, 194810, 198352, 222640, 226688, 237160, 247940, 271040, 272734, 283360, 311696, 344960, 356224, 360640, 379456, 389620, 396704, 445280, 474320, 495880, 542080, 545468, 566720, 623392, 681835, 721280, 758912, 779240, 793408, 890560, 948640, 991760, 1090936, 1133440, 1246784, 1363670, 1558480, 1586816, 1781120, 1897280, 1983520, 2181872, 2493568, 2727340, 3116960, 3794560, 3967040, 4363744, 5454680, 6233920, 7934080, 8727488, 10909360, 12467840, 17454976, 21818720, 43637440, 87274880]

約数ペア:

[(1, 87274880), (2, 43637440), (4, 21818720), (5, 17454976), (7, 12467840), (8, 10909360), (10, 8727488), (11, 7934080), (14, 6233920), (16, 5454680), (20, 4363744), (22, 3967040), (23, 3794560), (28, 3116960), (32, 2727340), (35, 2493568), (40, 2181872), (44, 1983520), (46, 1897280), (49, 1781120), (55, 1586816), (56, 1558480), (64, 1363670), (70, 1246784), (77, 1133440), (80, 1090936), (88, 991760), (92, 948640), (98, 890560), (110, 793408), (112, 779240), (115, 758912), (121, 721280), (128, 681835), (140, 623392), (154, 566720), (160, 545468), (161, 542080), (176, 495880), (184, 474320), (196, 445280), (220, 396704), (224, 389620), (230, 379456), (242, 360640), (245, 356224), (253, 344960), (280, 311696), (308, 283360), (320, 272734), (322, 271040), (352, 247940), (368, 237160), (385, 226688), (392, 222640), (440, 198352), (448, 194810), (460, 189728), (484, 180320), (490, 178112), (506, 172480), (539, 161920), (560, 155848), (605, 144256), (616, 141680), (640, 136367), (644, 135520), (704, 123970), (736, 118580), (770, 113344), (784, 111320), (805, 108416), (847, 103040), (880, 99176), (896, 97405), (920, 94864), (968, 90160), (980, 89056), (1012, 86240), (1078, 80960), (1120, 77924), (1127, 77440), (1210, 72128), (1232, 70840), (1265, 68992), (1288, 67760), (1408, 61985), (1472, 59290), (1540, 56672), (1568, 55660), (1610, 54208), (1694, 51520), (1760, 49588), (1771, 49280), (1840, 47432), (1936, 45080), (1960, 44528), (2024, 43120), (2156, 40480), (2240, 38962), (2254, 38720), (2420, 36064), (2464, 35420), (2530, 34496), (2576, 33880), (2695, 32384), (2783, 31360), (2944, 29645), (3080, 28336), (3136, 27830), (3220, 27104), (3388, 25760), (3520, 24794), (3542, 24640), (3680, 23716), (3872, 22540), (3920, 22264), (4048, 21560), (4235, 20608), (4312, 20240), (4480, 19481), (4508, 19360), (4840, 18032), (4928, 17710), (5060, 17248), (5152, 16940), (5390, 16192), (5566, 15680), (5635, 15488), (5929, 14720), (6160, 14168), (6272, 13915), (6440, 13552), (6776, 12880), (7040, 12397), (7084, 12320), (7360, 11858), (7744, 11270), (7840, 11132), (8096, 10780), (8470, 10304), (8624, 10120), (8855, 9856), (9016, 9680)]